remove bower.json

bower.json

-{
-  "name": "reveal.js",
-  "version": "4.0.0-dev",
-  "main": [
-    "js/reveal.js",
-    "css/reveal.css"
-  ],
-  "homepage": "http://revealjs.com",
-  "license": "MIT",
-  "description": "The HTML Presentation Framework",
-  "authors": [
-    "Hakim El Hattab <hakim.elhattab@gmail.com>"
-  ],
-  "repository": {
-    "type": "git",
-    "url": "git://github.com/hakimel/reveal.js.git"
-  },
-  "ignore": [
-    "**/.*",
-    "node_modules",
-    "bower_components",
-    "test"
-  ]
-}
\ No newline at end of file